[Event "Tilburg"]
[Site "Tilburg"]
[Date "1980.??.??"]
[Round "?"]
[White "Portisch, Lajos"]
[Black "Timman, Jan H"]
[Result "1/2-1/2"]
[WhiteElo "2655"]
[BlackElo "2600"]
[ECO "A34"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 d5 4.cxd5 Nxd5 5.d4 Nxc3 6.bxc3 g6 7.Bf4 Bg7 8.e3 Qa5
9.Qd2 O-O 10.Be2 Nc6 11.Rb1 cxd4 12.cxd4 Qxd2+ 13.Kxd2 Rd8 14.Bb5 Bf5 15.Bxc6 Bxb1
16.Bxb7 Bxa2 17.Bxa8 Rxa8 18.Ra1 Bd5 19.Ra5 e6 20.Bd6 Bf6 21.Ne1 Bd8 22.Ra1 a5
23.f3 a4  1/2-1/2

